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Q1- The op amp in the circuit in Fig. 1 is ideal. Calculate the following: a) v₁, b) vo, c) i2, d) io Q2: The op amp in the circuit shown in Fig. 2 is ideal. a) Calculate va when vg equals 4 V. b) Specify the range of values of vg so that the opamp operates in a linear mode. c) Assume that vg equals 2 V and that the 63 k2 resistor is replaced with a variable resistor. What value of the variable resistor will cause the opamp to saturate? 63 ΚΩ 40 ΚΩ ww 50 ΚΩ ww 30 ΚΩ 15 V ₁20 kn -15 V " {25 ΚΩ "Σ27 ΚΩ Fig. 1 2 ΚΩ ww 150 mV h R₁ m Fox Vg 12 ΚΩ ww 20 ΚΩ AM 68 ΚΩ 12 V -12 V Fig. 2 180 ΚΩ

Q1- The op amp in the circuit in Fig. 1 is ideal. Calculate the following: a) v₁, b) vo, c) i2, d) io Q2: The op amp in the circuit shown in Fig. 2 is ideal. a) Calculate va when vg equals 4 V. b) Specify the range of values of vg so that the opamp operates in a linear mode. c) Assume that vg equals 2 V and that the 63 k2 resistor is replaced with a variable resistor. What value of the variable resistor will cause the opamp to saturate? 63 ΚΩ 40 ΚΩ ww 50 ΚΩ ww 30 ΚΩ 15 V ₁20 kn -15 V " {25 ΚΩ "Σ27 ΚΩ Fig. 1 2 ΚΩ ww 150 mV h R₁ m Fox Vg 12 ΚΩ ww 20 ΚΩ AM 68 ΚΩ 12 V -12 V Fig. 2 180 ΚΩ

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Q1- The op amp in the circuit in Fig. 1 is ideal. Calculate the following: a) v₁, b) Vo, c) i2, d) io Q2: The op amp in the circuit shown in Fig. 2 is ideal. a) Calculate va when vg equals 4 V. b) Specify the range of values of vg so that the opamp operates in a linear mode. c) Assume that vg equals 2 V and that the 63 k resistor is replaced with a variable resistor. What value of the variable resistor will cause the opamp to saturate? 63 ΚΩ 40 ΚΩ ww 50 ΚΩ 30 ΚΩ • 15 V C 520 ΚΩ -15 V "325 ΚΩ "Σ27 ΚΩ Fig. 1 Ba Q3:- Q4:- 2 ΚΩ ww 150 mV b R = 15 kΩ R₁ = 1 k www R₁ www ●15 V Rb www fo 4, -15 V P 20 ΚΩ ww 18 ΚΩ + € 3.3.3 ΚΩ 30 ΚΩ ww "547 ΚΩ 20 ΚΩ ww l'h {R₂ = 3 kn Fig. 4 Fig. 3 The op amp in the noninverting summing amplifier of Fig. 3 is ideal, Specify the values of Rf, Rb, and Rc so that v0 = 6va + 3vb + 4ve The op amp in the adder-subtracter circuit shown in fig. 4 is ideal. a) Find v0 when va = 1 V, vb = 2 V, vc = 3 V, and Vd = 4 V. b) If va, vb, and vd are held constant, what values of vc will not saturate the op amp? Vg 22, 12 ΚΩ ww 68 ΚΩ 12 V → -12 V Fig. 2 180 ΚΩ www 5 20 ΚΩ ◆20 V +1 -20 V
Transcribed Image Text:Q1- The op amp in the circuit in Fig. 1 is ideal. Calculate the following: a) v₁, b) Vo, c) i2, d) io Q2: The op amp in the circuit shown in Fig. 2 is ideal. a) Calculate va when vg equals 4 V. b) Specify the range of values of vg so that the opamp operates in a linear mode. c) Assume that vg equals 2 V and that the 63 k resistor is replaced with a variable resistor. What value of the variable resistor will cause the opamp to saturate? 63 ΚΩ 40 ΚΩ ww 50 ΚΩ 30 ΚΩ • 15 V C 520 ΚΩ -15 V "325 ΚΩ "Σ27 ΚΩ Fig. 1 Ba Q3:- Q4:- 2 ΚΩ ww 150 mV b R = 15 kΩ R₁ = 1 k www R₁ www ●15 V Rb www fo 4, -15 V P 20 ΚΩ ww 18 ΚΩ + € 3.3.3 ΚΩ 30 ΚΩ ww "547 ΚΩ 20 ΚΩ ww l'h {R₂ = 3 kn Fig. 4 Fig. 3 The op amp in the noninverting summing amplifier of Fig. 3 is ideal, Specify the values of Rf, Rb, and Rc so that v0 = 6va + 3vb + 4ve The op amp in the adder-subtracter circuit shown in fig. 4 is ideal. a) Find v0 when va = 1 V, vb = 2 V, vc = 3 V, and Vd = 4 V. b) If va, vb, and vd are held constant, what values of vc will not saturate the op amp? Vg 22, 12 ΚΩ ww 68 ΚΩ 12 V → -12 V Fig. 2 180 ΚΩ www 5 20 ΚΩ ◆20 V +1 -20 V
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